./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:45,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:45,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:45,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:45,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:45,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:45,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:45,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:45,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:45,241 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:45,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:45,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:45,244 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:45,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:45,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:45,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:45,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:45,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:45,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:45,249 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:45,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:45,250 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:45,251 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:45,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:45,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:45,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:45,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:45,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:45,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:45,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:45,256 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:45,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:45,257 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:45,257 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 [2023-11-24 23:07:45,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:45,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:45,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:45,606 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:45,607 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:45,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2023-11-24 23:07:48,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:49,359 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:49,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2023-11-24 23:07:49,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/data/31ba794b9/59a0b91d54c14efeb33761b4d4240495/FLAG43dd499ab [2023-11-24 23:07:49,402 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/data/31ba794b9/59a0b91d54c14efeb33761b4d4240495 [2023-11-24 23:07:49,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:49,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:49,420 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:49,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:49,425 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:49,426 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:49" (1/1) ... [2023-11-24 23:07:49,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597797b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:49, skipping insertion in model container [2023-11-24 23:07:49,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:49" (1/1) ... [2023-11-24 23:07:49,523 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:49,987 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2023-11-24 23:07:50,228 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2023-11-24 23:07:50,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:50,272 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:50,328 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2023-11-24 23:07:50,402 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2023-11-24 23:07:50,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:50,478 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:50,487 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:50,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50 WrapperNode [2023-11-24 23:07:50,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:50,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:50,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:50,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:50,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,739 INFO L138 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1895 [2023-11-24 23:07:50,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:50,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:50,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:50,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:50,762 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,883 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,896 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:50,897 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:50,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:50,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:50,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:50" (1/1) ... [2023-11-24 23:07:50,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:50,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:50,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:50,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c70fb16-2af6-4d6b-ae67-88deae39e828/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:07:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:07:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:07:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:07:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:07:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:07:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:07:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:50,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:51,306 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:51,309 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:53,776 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:56,436 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:56,437 INFO L309 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-24 23:07:56,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:56 BoogieIcfgContainer [2023-11-24 23:07:56,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:56,440 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:56,440 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:56,453 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:56,454 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:56" (1/1) ... [2023-11-24 23:07:56,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:56,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:56,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 162 states and 278 transitions. [2023-11-24 23:07:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 278 transitions. [2023-11-24 23:07:56,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:07:56,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:56,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:56,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:56,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:56,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 162 states and 275 transitions. [2023-11-24 23:07:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 275 transitions. [2023-11-24 23:07:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:07:56,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:56,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:57,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 162 states and 271 transitions. [2023-11-24 23:07:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 271 transitions. [2023-11-24 23:07:57,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:07:57,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:57,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:57,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:57,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:57,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 162 states and 269 transitions. [2023-11-24 23:07:57,292 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 269 transitions. [2023-11-24 23:07:57,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:57,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:57,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:57,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:07,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:08:07,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:07,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 267 transitions. [2023-11-24 23:08:07,612 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 267 transitions. [2023-11-24 23:08:07,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:08:07,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:07,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:07,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:08:07,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:07,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:07,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 163 states and 269 transitions. [2023-11-24 23:08:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 269 transitions. [2023-11-24 23:08:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:08:07,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:07,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:08,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:08:08,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:08,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 163 states and 265 transitions. [2023-11-24 23:08:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 265 transitions. [2023-11-24 23:08:08,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:08:08,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:08,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:08,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:08:08,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:08,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:08,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 163 states and 257 transitions. [2023-11-24 23:08:08,300 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 257 transitions. [2023-11-24 23:08:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:08:08,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:08,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:08,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:08:08,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:08,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:08,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:08,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 163 states and 245 transitions. [2023-11-24 23:08:08,576 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 245 transitions. [2023-11-24 23:08:08,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:08:08,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:08,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:09,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:08:09,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:19,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:08:29,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:08:29,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 163 states and 233 transitions. [2023-11-24 23:08:29,326 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 233 transitions. [2023-11-24 23:08:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:08:29,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:29,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:29,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:29,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:39,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:08:50,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []